body, input, select {
    font: 16px "Courier New";
}
h3 {
    margin: 0;
    padding: 0;
}

#cats {
    margin: 0;
    padding: 20px;
    float: left;
    background-color: #eee;
}
#sites {
    margin: 0 0 0 330px;
    padding: 20px;
}

.return_msg {
    margin: 10px;
    padding: 5px;
    color: #f30;
    border: solid 1px #fc0;
    background-color: #ffc;
}